Hollow Metal Door Weight Calculator

Last updated: 08 Mar 2025 | Author: Brij | Review By: Irshad

Share on :

The Hollow Metal Door Weight Calculator is a simple and accurate tool that helps you estimate the weight of a hollow metal door based on its dimensions, thickness.

Height:

Width:

Door Type:

Frame Width:

Frame Thickness:

Metal Type:

Result

Total Door Weight:

Area:

ft³

A hollow metal door weight calculator is an essential tool for architects, engineers, and builders to determine the weight of doors before installation. Unlike solid metal doors, hollow metal doors have a core filled with air, insulation, or other materials, making them lighter yet durable.

How the Hollow Metal Door Weight Calculator Works

Our Hollow Metal Door Weight Calculator allows users to input:

Height, width, and thickness of the door
Door type (Single Skin, Double Skin, or Insulated)
Frame width and thickness
Metal type (Steel, Aluminum, or Custom Density)

Once these values are entered, the calculator computes the total door weight based on the selected material and dimensions.

Formula for Calculating Hollow Metal Door Weight

The total weight of a hollow metal door is calculated using the following formula:

$\text{Weight} = \text{Volume} \times \text{Density}$

Since hollow doors have two metal sheets covering the front and back, the volume is calculated as:

$\text{Volume} = \frac{2 \times (\text{Height} \times \text{Width} \times \text{Thickness})}{1728}$

where:

Height (H) = Door height in inches
Width (W) = Door width in inches
Thickness (T) = Metal sheet thickness in inches
Density (D) = Material density in lbs/ft³
1728 = Converts cubic inches to cubic feet

Thus, the final weight formula is:

$\text{Weight} = \left( \frac{2 \times (H \times W \times T)}{1728} \right) \times D$

Example Calculation

Given Data:

Height = 84 inches (7 feet)
Width = 36 inches (3 feet)
Thickness = 0.125 inches (1/8 inch metal sheet thickness)
Density = 490 lbs/ft³ (Steel)

Step 1: Calculate the Volume

$\text{Volume} = \frac{2 \times (84 \times 36 \times 0.125)}{1728}$

$= \frac{2 \times 378}{1728}$

$= \frac{756}{1728}$

$= 0.4375 \text{ ft}^3$

Step 2: Calculate the Weight

$\text{Weight} = 0.4375 \times 490$

$= 214.38 \text{ lbs}$

Conclusion

A Hollow Metal Door Weight Calculator simplifies weight estimation, helping builders plan for installation, transportation, and structural support. This tool is essential for ensuring accurate load calculations for metal doors made of steel, aluminum, or other materials.